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The frequency of a wave of light is 12x 10 14s-1. The wave number associated with this light is:
(1) 5x10-7m
(2) 4x 10 -8 cm-1
(3) 2x 10-7 m-1
(4)4x10 4cm-1
Ans: 4x10 4cm-1
Resonance effect or mesomeric effect (1) The effect where electrons are transferred from a multiple bond to a molecule, or from a multiple bond to a one covalent bond or lone p
Vinegar, orange juice, and battery fluid are familiar acids. Different acids have different acid strengths. Some characteristics of acids are: They taste sour.
please teach me organic chemistry in a better that i could get 99 percent marks
explanation
ramesh wants to coat the below silver articles with gold suggest the suitable coating process for ramesh to choose for coating the articles and justify the reason for the chosen me
Drugs or Medicines from plants 1. Bark of willow tree that consists of salicylic acid. It is employed to take relief from fever and pain. 2. Alkaloid Reserpine that is taken
what is conductometry and how it work
Polynuclear benzenoid hydrocarbons are provided to be carcinogenic that means cancer producing.There are liberated by incomplete combusion of certain substances like tobacoo,coal p
why they are called noble gases
(a) Starting from a sample of chromate ore, how is potassium dichromate prepared? Explain all the steps included with chemical equations. (b) Write the balanced chemical equatio
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